/* 清除浮动 */
.clearfix::after{
    content: "";
    display: block;
    clear: both;
    height: 0;
}
/* 浮动 */
.fl{
    float: left;
}
.fr{
    float: right;
}
/* 版心 */
.container{
    width: 1200px;
    margin: auto;
}

/* 超链接 */
a{
    text-decoration: none;
}
/* 无序列表 */
li{
    list-style: none;
}
header .open>a{
    background-color:#00ae69 ;
    color: #fff;
}
#banner-one{
    position: relative !important;

}
#banner-one .banner1-title{
    width: 550px !important;
    height: 150px !important;
    position: absolute !important;
    top: 184px !important;
    left: 52% !important;
}